Re: zombie processes

[Martin Pala]

Josh wrote:
> Here is a section from my monit config...
>
>   check process lighttpd with pidfile /var/run/lighttpd.pid
>   start program = "/etc/init.d/lighttpd restart"
>   stop program = "/etc/init.d/lighttpd stop"
>     if cpu is greater than 60% for 2 cycles then alert
>     if cpu > 80% for 5 cycles then restart
>     if totalmem > 80.0 MB for 5 cycles then restart
>     if children > 20 then restart
> #  if loadavg(5min) greater than 10 for 8 cycles then restart
>     if 3 restarts within 5 cycles then timeout
>   depends lighttpd_rc
>   depends lighttpd_bin
>   depends vlogger
>   group web
>
> check process vlogger
>   with pidfile /var/run/vlogger.pid
>
> ---
>
> The problem is vlogger constantly dies (zombie, data error) for the
> least little thing and I would like that to trigger a restart of
> lighttpd (because of the dependency).
>
> Is anything like this possible?

Just add the start and stop method to the vlogger service definition. In 
the case that vlogger will die, monit will restart it and all its 
dependants as well (see manual for more info)

Martin